Company Active LTD

Company profile

Alpha Laboratories Limited

UK company 01215816, incorporated on 12 June 1975.

Calprotectin - The #1 resource for Calprotectin in the UK and Eire

Calprotectin is a new biomarker that prevents unnecessary endoscopies by screening out patients with IBS and providing an inflammatory bowel disease test.

Company number

01215816

Incorporated

12 Jun 1975

Companies House status

Active

Company identity

Founded / incorporated

12 June 1975

Company number 01215816

Verify at Companies House

Legal name

ALPHA LABORATORIES LIMITED

Company type

Private Limited Company

Region

London

Registered address

10-11 CHARTERHOUSE SQUARE

LONDON

ENGLAND

EC1M 6EE

Insolvency history

Corporate ownership

Updated 07 Jul 2026 09:49

3 levels 1 ultimate controller

Company Active LTD

Alpha Laboratories Limited

CRN 01215816

Direct controller Active LTD

Diploma UK Holdings Limited

CRN 02050821

Intermediate controller Active PLC

Diploma Holdings PLC

CRN 00256111

Ultimate controller Active PLC

Diploma PLC

CRN 03899848

Latest accounts

Financial period: 1 Oct 2023 to 31 Dec 2024

FULLACCOUNTS

Turnover

Unknown

Profit / Loss

£3,290,699

Employees

Company events

Reference milestones and recent Companies House filing stream events.

6 events

30 Jun

2027

Accounts due

Accounts Due

Next accounts due date

20 Dec

2026

Confirmation statement due

Confirmation Due

Next confirmation statement due date

30 Jun

2026

Accounts With Accounts Type Full

Accounts Analysed

AA | Transaction MzUyOTUxMjg3NmFkaXF6a2N4

Published 30 Jun 2026 16:38

06 Dec

2025

Confirmation statement filed

Confirmation

Last confirmation statement made up date

30 Sep

2025

Accounts filed

Accounts

Last accounts made up date

12 Jun

1975

Incorporated

Inception

Company registered at Companies House